Herbs ca. 50 cm tall, perennial. Rhizomes tuberlike. Stem solitary, erect, apically branched and glandular hairy. Lower and middle stem leaves with petiole 4-5 cm, winged, basally broadened and clasping; leaf blade narrowly ovate, 10-15 × ca. 6 cm, runcinately pinnatipartite to subpinnatisect, margin dentate, apex acute to obtuse; lateral lobes 2 or 3 pairs, elliptic to irregularly rhombic, increasing in size toward leaf apex; terminal lobe lanceolate, irregularly rhombic, or falcate, much narrower than lateral lobes, with few small semiorbicular lobes. Upper stem leaves similar to lower and middle stem leaves but smaller; uppermost leaves linear-lanceolate, undivided. Synflorescence racemiform to sparsely paniculiform, with few capitula. Capitula with ca. 30 florets. Involucre campanulate, ca. 2 × 1 cm. Phyllaries glabrous, apex acute to obtuse; outer phyllaries triangular-lanceolate. Achene 8-9 mm; body dull brown, narrowly ellipsoid, compressed, lateral ribs broadened, apex tapering into a paler 2-3 mm beak. Pappus double, outer hairs ca. 0.1 mm, bristles ca. 7 mm. Fl. and fr. Oct. 2n = 16*.
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